CSF 4540 20 PSI Mini Radiator Cap Case of 20 Stant 10361
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CSF Radiator Cap - Mini Cap 20 psi/ Stant 10361 - Case of 20

CSF
CSF4540
Radiator Caps
20+ Units In Stock - Ships Next Business Day
Cooling, CSF, Engine, Radiator Caps
$ 61.71
$ 61.71

SKU: 4540

CSF Mini Radiator Cap 20 PSI - Stant 10361 Replacement - Case of 20 for Reliable Racing Cooling Performance

The CSF Mini Radiator Cap 20 PSI, a direct replacement for the Stant 10361, sold in a convenient case of 20 units. This compact design delivers consistent 20 PSI pressure to handle the demands of high-performance racing applications, ensuring your cooling system operates at peak efficiency during intense track sessions. Built for open cooling systems on race vehicles, it provides a secure seal that resists boil-over and maintains coolant flow under extreme conditions, making it the reliable option for enthusiasts seeking dependable pressure management in aftermarket setups.

Key Features and Specifications

  • Pressure Rating: 19-21 PSI (nominal 20 PSI) for precise control in racing environments
  • Design: Mini size with round steel construction and no lever for streamlined installation in tight spaces
  • Material: Durable steel body for long-lasting resistance to corrosion and heat
  • Application: Engineered exclusively for race cars and open systems; test your cooling system to the cap's rated pressure before use to avoid damage
  • Cross-Reference: Matches Stant 10361 specifications for easy upgrades
  • Warranty: Backed by CSF's 2-year coverage for peace of mind

These caps stand out in racing circles for their ability to sustain steady pressure levels, which helps keep engine temperatures in check longer than standard alternatives. Mechanics and racers turn to this model for its straightforward fit and proven track record in demanding motorsports.

What's Included in Your Purchase

Your order arrives as a complete case pack:

  • 20 x CSF 4540 Mini Radiator Caps (each individually packaged for easy distribution or inventory)
  • Part Number: CSF 4540 (OEM-style replacement)
  • No additional hardware or tools required installs directly onto compatible radiator necks

Vehicle Fitment Details

The CSF 4540 fits a broad array of performance vehicles, particularly Japanese imports and select domestics. Verify compatibility with your specific setup using your year, make, model, and engine details. Below is a selection of confirmed applications:

Make

Model

Year(s)

Engine Notes

Infiniti

Q60

2014

3.7L V6 SOHC

Infiniti

FX50

2012

V8

Infiniti

FX35

2012

V6

Infiniti

EX35

2012

V6

Infiniti

G25

2011-2012

V6

Nissan

370Z

2009-2014

3.7L V6

Mazda

Miata (NA/NB)

1990-2005

1.6L-1.8L I4 (with aftermarket radiators)

Subaru

WRX

2002-2007

2.0L Turbo I4 (performance setups)

Ford

Mustang

2005-2010

4.6L V8 (racing configurations)

Mercury

Marauder

2003-2004

4.6L V8

This cap supports over 200 additional models across these brands and more ideal for Nissan Z-series, Infiniti coupes, Mazda sports cars, and Subaru rally builds. For full compatibility, cross-check with your radiator neck size (3/4" deep "A" style filler).

Packaging and Shipping Information

  • Individual Cap Weight: 0.2 lbs
  • Case Pack Weight: 2 lbs
  • Shipping Box Dimensions: 6" x 6" x 4"

Stock up on the CSF 4540 case of 20 today for your shop, team, or personal racing projects.  Keep your engine running cooler and stronger lap after lap.

Request For Information

Have questions about CSF Radiator Cap - Mini Cap 20 psi/ Stant 10361 - Case of 20? Fill out the form below and we'll get back to you by the next business day.
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